Summit to Abyss:In the Planet Earth Extremes DVD, the film crew is as extreme as the animals they study. The crew travels from the peak of Mt. Everest to a world thousands of feet below the sea inhabited by bizarre life forms. The Planet Earth series DVD offers extraordinary views of worlds few have seen before.

Planet Earth Extremes DVD examines how animals contend with the challenges of life at extreme altitudes and astounding depths. Planet Earth Extremes: Summit to Abyss takes viewers on an adrenaline-fueled journey, from the peaks of Mt. Everest to the bottom of the deepest sea. Meet a giant panda and her newborn cub in the wild and find out why female pandas pay the ultimate price for their choice of high-altitude habitat. In the Planet Earth series DVD, journey thousands of feet down to an astounding world, where bizarre forms of life thrive in a lightless world. And follow our film crew as they take extraordinary risks to reveal the secret worlds beneath our feet, in tunnels and caves filled with toxic fumes.

Buy the Planet Earth Extremes DVD, and gain a new appreciation for the word "extreme."

Great narration on some of the most extreme places ever on the Planet Earth. i think this should come bundled with the PLanet Earth series from now on, just so viewers get the overall effect of the filming. I highly recommend this to anyone who loves nature, the outdoors, etc.